Robert Thacker vs. Bobby Fischer

Puzzle from a simul, Thacker vs Robert Fischer, USA, 1957 – a beautiful example of underpromotion.

Black to move and mate in 2.

FEN: 2r2r2/6kp/3p4/3P4/4Pp2/5P1P/PP1pq1P1/4R2K b - - 0 1

Roll over to show the solution:
...1.dxe1=N 2.Kg1 Qg2#

About the players

Bobby FischerRobert James "Bobby" Fischer (1943-2008) was an American chess Grandmaster and World Chess Champion. He became the US Chess Champion at 14, and at 15 he became the youngest Grandmaster. He also made many contributions to chess, including the modified timing system that adds a bomus after each move.
 

11 Responses

  1. Ramis at

    1. Rc8-c1 Re1-g1
    2. d2-d1=Q Rg1xd1
    3. Rc1xd1 Kh1-h2
    4. Qe2-f1 b2-b4
    5. Qf1-h1#

    Thus?

    Reply
  2. Ramis at

    1. d2xe1=N Kh1-g1
    2. Qe2xg2
    Riiiiiiight

    Reply
    1. henrique at

      This nor the Fischer knew. Look at his game so you can see what he did.

      Reply
  3. adeolunusi at

    Qe2xe1# Kh1-h2
    d2-d1=Q b2-b4
    Qe1-g1++

    Reply
  4. LOL at

    boris mad face

    Reply
  5. johnp24 at

    1. d2xe1=N Kh1-g1
    2. Qe2xg2

    Reply
  6. Ehjay at

    1.Qe1
    2. Kh2
    3.Qg3
    4.Re1

    Reply
    1. Ehjay at

      **4.**Rc1

      Reply
  7. Fareez at

    1…dxe1=N 2. Kg1 Qxg2#

    Reply
  8. pro chess player at

    1. d2xe1=N
    2. Kh1-g1 Qe2xg2#
    but this is best way

    Reply
  9. Boris at

                Rc8-c1
     2. Re1xc1  d2xc1=Q+
     3. Kh1-h2  Qe2-f1
     4. b2-b4   Qf1-h1#
    took a bit more moves

    Reply
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